Home / 8,162.28-12,244.14-2,319.48

Finding the Fourth Proportional to 8,162.28, 12,244.14 and 2,319.48

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Solution

The fourth proportional to 8,162.28, 12,244.14 and 2,319.48 is: 3,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.28 : 12,244.14 = 2,319.48 : x
  2. Step 2: Convert to fraction form
    8,162.28/12,244.14 = 2,319.48/x
  3. Step 3: Cross multiply
    8,162.28x = 12,244.14 × 2,319.48
  4. Step 4: Simplify right side
    8,162.28x = 28,400,037.85
  5. Step 5: Solve for x
    x = 28,400,037.85/8,162.28
  6. Step 6: Final answer
    x = 3,479.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.